package snowflake

import (
	"bytes"
	"crypto/rand"
	"fmt"
	"math/big"
	rand2 "math/rand"
)

func CreateRandomNumber(len int) string {
	var numbers = []byte{1, 2, 3, 4, 5, 7, 8, 9}
	var container string
	length := bytes.NewReader(numbers).Len()

	for i := 1; i <= len; i++ {
		random, err := rand.Int(rand.Reader, big.NewInt(int64(length)))
		if err != nil {
			container += fmt.Sprintf("%d", rand2.Int())
		} else {
			container += fmt.Sprintf("%d", numbers[random.Int64()])
		}

	}
	return container
}